Olympus E-P1 vs Panasonic GM1

The following is a extended overview of the Olympus E-P1 versus Panasonic GM1, both Entry-Level Mirrorless cameras by brands Olympus and Panasonic. There exists a noticeable gap among the image resolutions of the E-P1 (12MP) and GM1 (16MP) but they possess the exact same sensor measurements (Four Thirds).

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The E-P1 was launched 5 years before the GM1 which is a fairly sizable difference as far as camera technology is concerned. Both the cameras come with the identical body type (Rangefinder-style mirrorless).

Before delving in to a step-by-step comparison, below is a concise highlight of how the E-P1 matches up against the GM1 in regards to portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Olympus PEN E-P1 & Panasonic Lumix DMC-GM1. The complete galleries are provided at Olympus E-P1 Gallery & Panasonic GM1 Gallery.

When you are planning to travel with your camera regularly, you need to factor in its weight and dimensions. The Olympus E-P1 features outer measurements of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") accompanied by a weight of 355 grams (0.78 lbs) whilst the Panasonic GM1 has dimensions of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") with a weight of 204 grams (0.45 lbs).

Examine the Olympus E-P1 versus Panasonic GM1 in our completely new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary depending on the lens you have chosen during that time. Below is the front view over all size comparison of the E-P1 compared to the GM1.

Looking at dimensions and weight, the portability score of the E-P1 and GM1 is 86 and 93 respectively.

Typically, it's difficult to visualise the difference in sensor dimensions merely by seeing technical specs. The pic below should provide you a greater sense of the sensor sizing in the E-P1 and GM1.

As you have seen, both the cameras posses the exact same sensor measurements but not the same megapixels. You can anticipate the Panasonic GM1 to produce more detail utilizing its extra 4MP. Greater resolution can also enable you to crop pics somewhat more aggressively. The more aged E-P1 will be disadvantaged in sensor technology.